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    <title>Document</title>
    <script>
        //利用nwe Object 创建对象
        var obj=new Object();//创建一个空的对象
        obj.uname="张三疯";
        obj.age=18;
        obj.sex='男';
        obj.sayHi=function(){
            console.log('hi~');
        }
        //1.我们利用=赋值的方法 添加对象的属性和方法
        //(2)每个属性和方法之间用分号结束

        console.log(obj.uname);
        console.log(obj['sex']);
        obj.sayHi();
    </script>
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